If this is the best example you can muster, you don't have much of a case.
They are Russian nationals pushing propaganda for a totalitarian regime which has been engaging in wars of annexation throughout Europe and whose threats of nuclear war against Europe are pushed on almost on a daily basis.
https://www.euronews.com/my-europe/2025/12/18/who-are-the-we...
> I would get it if they only did this to russian citizens living in Russia in the current geopolitical context, (...)
They are. Nevertheless, it's stupid to even consider the idea that only foreign nationals can be foreign agents.